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SubjectRe: [PATCH v2 0/6] kbuild: optimize output directory creation
2017-11-13 19:29 GMT+09:00 Masahiro Yamada <yamada.masahiro@socionext.com>:
>
> I looked into the build scripts, focusing on "mkdir" optimization.
>
> With this series, I succeeded in speeding up the incremental build
> with O= option.
>
> The following is the result of "time make O=foo",
> where "foo" is the output directory that has already been built.
>
> Before:
>
> real 0m8.322s
> user 0m4.324s
> sys 0m1.220s
>
> After:
>
> real 0m6.989s
> user 0m4.168s
> sys 0m1.080s
>
> 4/6 gave the biggest impact.
>
>


Series, applied to linux-kbuild/kbuild.

--
Best Regards
Masahiro Yamada

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